(1) the difference between the averages is large, (2) the sample size is large, and. (3) responses are consistently close to the average values and not widely spread out (the standard deviation is low). The t-testâs statistical significance and the t-testâs effect size are the two primary outputs of the t-test.2) the sample size is large, and. (3) responses are consistently close to the average values and not widely spread out (the standard deviation is low). The t-testâs statistical significance and the t-testâs effect size are the two primary outputs of the t-test.
Alaska (23.1 per 100,000) Alaska is the second highest nationally for rates of suicide at 23.1. However, according to the Alaska Bureau of Vital Statistics, this state actually has the highest rate of suicide per capita in the entire country.
In Washington, suicide was the leading all-ages cause of injury death in 2013, accounting for 1,008 deaths. During this same period, 3,402 people were hospitalized for attempted suicide. Washington State Dept. of Health, Injury Data Tables, November 2014. King County overall has a lower rate of suicide when compared nationally; however, it has recently seen an increase in the number of suicides. In 2013, there were 249 suicide deaths, approximately 18% more than in 2004.